Solve the system by the method of your choice. Identify systems with no solution and systems with infinitely many solutions, using set notation to express their solution sets.
+ 
= 1 x - y = 8
A. {(4, -2)}
B. {
x - y = 8 }
C. {(5, -3)}
D. ?
Answer: C
Mathematics
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Use scientific notation to perform the following operations. Leave your answer in scientific notation form.(6 × 10-8) ÷ (3 × 109)
A. 2.0 × 101 B. 4.0 × 101 C. 2.0 × 10-17 D. 4.0 × 10-17
Mathematics
Solve the formula for the given variable.A = P + PRT
for R
A. R = 
B. R = 
C. R = 
D. R = 
Mathematics
Divide.
A. 5x4 - 
x3 + 
B. 10x4 - 7x + 9x2
C. 10x4 - 7x3 + 9
D. 10x2 - 7x + 9
Mathematics
Solve the equation graphically to four decimal places.Let f(x) = -0.6x2 + 3x + 1, find f(x) = 5.
A. 2.5000 B. No solution C. 2.5000, 4.7500 D. 4.7500
Mathematics